java task scheduler example

* * * Root cat/etc/fatab executed every three hours from 8 to 8 o'clock in the first minute of the night.Every two days 2:7 A.M. will be the etc under all the files packaged into etc-' date +%f '. tar.xz format in the backup directory7 2 */2 * * Root tar-jcf/backup/etc-' date +%f '. tar.xz/etc/*Monday to Friday 8 o'clock to 18, twice every 3 hours.2,32 8-18/3 * * 1-5B, PATH:/bin:/sbin:/usr/bin:/usr/sbinIf it is a command: use absolute pathIf it's a script: Customize the path in the scriptC, Re

Java Code test Class public class Testquartz {public void Test () {System.out.println ("*********************quartz Task Scheduler ******************* **");}} Quartz configuration file Then load this configuration file! Attached: cronexpression configuration instructions (from the network)Cron expression on-line generator: http://www.hahuachou.com/cron/index.h

Compile a crontab scheduler task in the CentOS Environment During host management, we often do some things every day. To avoid manual operations every time, we can write scheduled tasks to automatically execute the host periodically according to the schedule. Install and startUnder CentOS: Yum install vixie-cronYum install crontabsThe former is usually installed on the latter.Start the service. Service cron

The thread under the DPDK is called the EAL thread.The EAL thread is bound to the CPU core by default, so there are some real-time, low-computational tasks that monopolize the core as a waste, presumably looking for some of the following solutions.1. DPDK Serivce CoreYou can achieve the N to m mapping between workload and the core.is to provide a set of core implementation serivce tasks, service as the name implies is a short-term task, how short-term

at any moment. For example, the day, month, and week of an example are *, which means that the follow-up order is executed 12:00 on the day of the week, regardless of the month. , (comma) Represents the meaning of the separation period. For example, if the work to be performed is 3:00 and 6:00, it will be:0 3,6 * * commandThe time is still fiv

Tags: timed view def program is Job/etc/shell absolute pathTask Scheduler: Backup data at specific times, restart services, shell scripts, individual commands, and more.Task Scheduler Profile: Cat/etc/crontab[Email protected] ~]# Cat/etc/crontabShell=/bin/bashPath=/sbin:/bin:/usr/sbin:/usr/binMailto=root# for details see Mans 4 Crontabs# Example of Job definition

of 12:13 execution.13 12 * * 5 is executed at 12:13 per week at 5.13 12 6 * * Every month, 6th, 12:13 execution.13 12 6 * 3 each month 6th is executed at the same time as 12:13 on the day of Week 3.13 12 6 7 * July 6 12:13 every year.10,40 * * * * 10 minutes and 40 minutes per hour.10,40 * * 2,5 2 and weekly 5 hours 10 minutes and 40 minutes per week.10 02 * * 1-5 is executed from 1 to 5 2:10 per week.*/3 * * * * is performed every 3 minutes.1 */2 * * * Every 2 hours of 1 minutes to execute.The

command, and not inAt.deny The user in the file can executeIf none of the two files exist, only Root can perform at CommandRecurring Scheduled Tasks CronCommands and PackagesEnsure that the service runs:CentOS 7:systemctl Status CrondCentOS 6:service crond Statussystem Cron tasks: System Maintenance Jobsin the /etc/crontab settings in FileThe usage rules with the configuration information itself:First place * represents per minute, desirable value 0-59 , for

] PRESERVE][COMMENT ' COMMENT '][ENABLE | DISABLE][Do sql_statement]1) Temporary Shutdown eventALTER EVENT e_test DISABLE;2) Turn on eventALTER EVENT e_test ENABLE;3) Change the daily empty test table to 5 days to clear:ALTER EVENT E_testOn SCHEDULE every 5 day;Delete events (drop event)The syntax is simple, as follows:DROP EVENT [IF EXISTS] Event_NameFor example, delete the previously created E_test eventDROP EVENT e_test;Of course the premise is tha

relevant parameters and commands/P /M /d [{+|-}][{/C for all files to execute the specified command, the command body must be in double quotation marks ("), the default is" cmd/c echo @file ". The "cmd/c del/f @path" is used above to delete the specified file. (Here the @file and @path are variables and will be explained later.) ）Here are the parameters that are used in the above:@PATH: Represents the full path of the file. http://blog.csdn.net/babauyang/article/details/25742797Automatically de

Adding multithreading on the basis of spring task schedulingThree different ways:(1) using the Opensymphony Quartz Scheduler(2) using the JDK Timer support class(3) Springtaskexecutor abstractSpring Container ConfigurationReceive Data - Asynchronous thread pool - BeanID= "ThreadPool"class= "Org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor"> number of core threads - Propertyname=

() {//TODO: Add code here to perform the close operation required to stop the service. PCore.Log.LogTextHelper.WriteLog ("onstop:test Service End ..."); } protected Override voidOnPause () {PCore.Log.LogTextHelper.WriteLog ("onpause:test Service paused ..."); } protected Override voidOnContinue () {PCore.Log.LogTextHelper.WriteLog ("oncontinue:test Service continues ..."); } }}About the Windows service on the loading and unloading can self-Baidu, no more beep.After the installa

Pictures YangtabDocuments Public4. List the jobs submittedAfter a job is committed, you can use the "at-l" command to list all the jobs.Example: Use "at-l" to list all jobs.[Email protected] ~]# at-l6 2015-01-25 06:13 a root[Email protected] ~]#Where the 1th column is the job ID, followed by the date/time that the job was run, and a represents the at,root that represents the user executing the at job.You can also use the ATQ command to accomplish the same function, which is a link to the AT com

: 10,40 * * *: 10 minutes and 40 minutes per hour (half-hour execution) -: Continuous point in time: 10 02 * * 1-5: Weekly from Monday to Friday 2:10 execution /: How often does the corresponding value range be executed */3 * * *: Executes every three minutes Example: executes once every two hours: 01 */2 * * * execute once every two days: 01 02 */2 * * Note: The first minute must give the specific value, the second minute and the time must give the s

Linux Task Scheduler Cron[Email protected] ~]# CRONTAB-ENo crontab for root-using an empty oneThis is done 3 o'clock in the morning every day.0 3 * * */usr/bin/touch/root/123.txt >/dev/nullStart the service[Email protected] ~]# systemctl start CrondBasic format:* * * * * commandTime-sharing Weekly commandThe 1th column represents minutes 1~59 per minute with * or */1The 2nd column represents the hour 1~23 (

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The php Tutorial file implemented by ignore_user_abort () can run after the browser is turned off. let's take a look at this function usage. ignore_user_abort (): will the execution of the script be terminated when the function is set to be disconnected from the client... Ignore_user_abort () implements the php Tutorial file to run after the browser is closed. let's take a look at this function usage. The ignore_user_abort () function sets whether the script execution is terminated when the

It programmer development Essentials-all kinds of resources download list, history of the most IT resources, personal collection summary. Project directory Structure Spring + Quartz jar Package Applicationcontext.xml (Beans.xml)[HTML] View Plain Copy Task Scheduling class [Java] View plain copy packagecom.kay.quartz; importjava.io.file; importjava.io.filefilter; importjava.io.fileinputstrea

Description: "Task Plan", sometimes called as "scheduled Tasks", everyone is accustomed to call Windows Scheduled tasks, in fact, people really called "mission plan": see, there is a picture of the truthBefore doing the project, encountered this is not the problem of the problem, do not hide the implementation of the interface "small black Window", the program will be carried out, but if someone at the same time in the operation of this computer, acci

JavaEE framework Bootstrap, HTML5, jQuery, SpringMVC, Hibernate, Spring Security, Quartz, timing, task scheduling, Scheduler, javaeehtml5 We provide source code, SQL files (MySQL, Oracle, and SQL Server) for three types of databases, detailed documentation, and Bootstrap's latest learning materials and technical support, the general background management system based on ExtJS5.1 is also presented to you to